20021568 (number)

20021568 is an even 8-digits composite number following 20021567 and preceding 20021569. In scientific notation, it is written as 2.0021568 × 10^7. The sum of its digits is 24. It has a total of 9 prime factors and 56 positive divisors. There are 5720064 positive integers (up to 20021568) that are relatively prime to 20021568.

Interesting facts

Basic properties

Name

Name twenty million twenty-one thousand five hundred sixty-eight

Notation

Scientific notation 2.0021568 × 10^7
Engineering notation 2.0021568 × 10^6

Prime Factorization of 20021568

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 7 × 3 × 14897

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 625674
Product of the distinct prime numbers

The prime factorization of 20021568 is 2 × 2 × 2 × 2 × 2 × 2 × 7 × 3 × 14897. Since it has a total of 9 prime factors.

Most popular turbo-numbers

2, 4, 37, 68, 456, 454, 9874, 9262, 42417, 47987, 486632, 48333, 2216991, 9691470, 66322022, 93280022, 167200728, 692802161, 2117555569, 3868488495

Basic calculations (n = 20021568)

Multiplication

n×y
n×2 40043136
n×3 60064704
n×4 80086272
n×5 100107840

Division

n÷y
n÷2 10010784
n÷3 6673856
n÷3 5005392
n÷5 4004313.6

Exponentiation

ny
n2 400863185178624
n3 8.0259095207504E+21
n4 1.6069129323155E+29
n5 3.2172916544435E+36

Nth Root

y√n
2√n 4474.5466809499
3√n 271.53930087105
4√n 66.892052449823
5√n 28.860218665741

Divisors of 20021568

1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 168, 192, 224, 336, 448, 672, 1344, 14897, 29794, 44691, 59588, 89382, 104279, 119176, 178764, 208558, 238352, 312837, 357528, 417116, 476704, 625674, 715056, 834232, 953408, 1251348, 1430112, 1668464, 2502696, 2860224, 3336928, 5005392, 6673856, 10010784, 20021568

56 divisors

τ Total Divisors 56
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20021567
Sum of the proper positive divisors of n
A Arithmetic Mean 0.017857142857143
Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n))
G Geometric Mean 1
Returns the nth root of the product of n divisors
H Harmonic Mean 56
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20021568 can be divided by 56 positive divisors. The sum of these divisors (counting 20021568) is 1, the average is 0.017857142857143.

Base conversion 20021568

Base System Value
2 Binary 1001100011000000101000000
3 Ternary 1101200012102120
4 Quaternary 1030120011000
5 Quinary 20111142233
6 Senary 1553044240
8 Octal 114300500
10 Decimal 20021568
12 Duodecimal 6856680
16 Hexadecimal 1318140
20 Vigesimal 652di8
36 Base36 bx4qo

Cryptographic Hash Functions

md5 c5ee318f406474ef71fdbf835a901d1f
sha1 1a2694d0f745e3ada64cb5fffa50d957f7b4c331
sha256 7c74a6c566bd54547af12315e09b7105e0b6ea9b45283f7d7b4c5e8790dc6d21
sha512 ce9dfc0c336d4bed7e09655c40fb7a2e271e2b2d5e213e17cc52d6c7dad18ed8c842dd0627cdffe19e5f56168d0007775751a7b291ea5cad3451761a1890498f
ripemd-160 1ef61034cca631e882b2948fbe39efe757efac0d

20021568 as geometric shapes

Circle

Radius = n
Diameter 40043136
Circumference 125799221.8843
Area 1.2593488376518E+15

Sphere

Radius = n
Volume 3.3618851185021E+22
Surface area 5.0373953506071E+15
Circumference 125799221.8843

Square

Length = n
Perimeter 80086272
Area 400863185178624
Diagonal 28314773.005575

Cube

Length = n
Surface area 2405179111071744
Volume 8.0259095207504E+21
Space diagonal 34678373.023195

Equilateral Triangle

Length = n
Perimeter 60064704
Area 1.7357885090332E+14
Altitude 17339186.511598

Triangular Pyramid

Length = n
Surface area 1.7357885090332E+14
Volume 9.4586250788538E+20
Height 9438257.6685251